接入交换机日志一直报lldp邻居发现日志,很频繁,但是发现的都是终端,端口也有up/down现象,但是我看相关端口的端口速率正常,也没有错包,日志中有stp拓扑改变的日志,设备也没有配边缘端口是不是这个问题导致的,会对现网有影响吗,求大佬解答!!
%Aug 8 09:04:59:700 2025 DZM-LouCeng-5F-1 LLDP/6/LLDP_CREATE_NEIGHBOR: Nearest bridge agent neighbor created on port GigabitEthernet1/0/17 (IfIndex 17), neighbor's chassis ID is 00e0-4c68-0a38, port ID is 00e0-4c68-0a38.
%Aug 8 09:07:12:260 2025 DZM-LouCeng-5F-1 STP/6/STP_NOTIFIED_TC: Instance 0's port Ten-GigabitEthernet1/0/52 was notified a topology change.
%Aug 8 09:07:14:438 2025 DZM-LouCeng-5F-1 STP/6/STP_NOTIFIED_TC: Instance 0's port Ten-GigabitEthernet1/0/52 was notified a topology change.
%Aug 8 09:07:42:579 2025 DZM-LouCeng-5F-1 STP/6/STP_NOTIFIED_TC: Instance 0's port Ten-GigabitEthernet1/0/52 was notified a topology change.
%Aug 8 09:07:45:436 2025 DZM-LouCeng-5F-1 STP/6/STP_NOTIFIED_TC: Instance 0's port Ten-GigabitEthernet1/0/52 was notified a topology change.
%Aug 8 08:45:20:538 2025 DZM-LouCeng-5F-1 LLDP/6/LLDP_CREATE_NEIGHBOR: Nearest bridge agent neighbor created on port GigabitEthernet1/0/18 (IfIndex 18), neighbor's chassis ID is 3ce1-a145-b5db, port ID is 3ce1-a145-b5db.
%Aug 8 08:48:41:325 2025 DZM-LouCeng-5F-1 LLDP/6/LLDP_CREATE_NEIGHBOR: Nearest bridge agent neighbor created on port GigabitEthernet1/0/18 (IfIndex 18), neighbor's chassis ID is 607d-097d-7221, port ID is 607d-097d-7221.
%Aug 8 08:48:41:775 2025 DZM-LouCeng-5F-1 LLDP/6/LLDP_DELETE_NEIGHBOR: Nearest bridge agent neighbor deleted on port GigabitEthernet1/0/18 (IfIndex 18), neighbor's chassis ID is 607d-097d-7221, port ID is 607d-097d-7221.
%Aug 8 08:48:41:777 2025 DZM-LouCeng-5F-1 LLDP/6/LLDP_CREATE_NEIGHBOR: Nearest bridge agent neighbor created on port GigabitEthernet1/0/18 (IfIndex 18), neighbor's chassis ID is 607d-097d-7221, port ID is 607d-097d-7221.
%Aug 8 08:48:44:236 2025 DZM-LouCeng-5F-1 LLDP/6/LLDP_DELETE_NEIGHBOR: Nearest bridge agent neighbor deleted on port GigabitEthernet1/0/18 (IfIndex 18), neighbor's chassis ID is 607d-097d-7221, port ID is 607d-097d-7221.
%Aug 8 08:48:44:239 2025 DZM-LouCeng-5F-1 LLDP/6/LLDP_CREATE_NEIGHBOR: Nearest bridge agent neighbor created on port GigabitEthernet1/0/18 (IfIndex 18), neighbor's chassis ID is 607d-097d-7221, port ID is 607d-097d-7221.
%Aug 8 09:08:14:128 2025 DZM-LouCeng-5F-1 STP/6/STP_NOTIFIED_TC: Instance 0's port Ten-GigabitEthernet1/0/52 was notified a topology change.
%Aug 8 09:08:16:435 2025 DZM-LouCeng-5F-1 STP/6/STP_NOTIFIED_TC: Instance 0's port Ten-GigabitEthernet1/0/52 was notified a topology change.
%Aug 8 09:09:15:433 2025 DZM-LouCeng-5F-1 LLDP/6/LLDP_CREATE_NEIGHBOR: Nearest bridge agent neighbor created on port GigabitEthernet1/0/17 (IfIndex 17), neighbor's chassis ID is 00e0-4c58-5607, port ID is 00e0-4c58-5607.
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最佳答案
有UP DOWN现场就是lldp的报文 正常啊
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大佬,lldp邻居在几十秒内删除发现十几次,这也正常嘛
这是tc 报文;
如果设备连接的是终端 、
互联接口配置边缘端口即可;
stp edged-port
用于标识连接 终端设备(如PC、服务器、打印机等)的端口。配置后,该端口会跳过STP的 监听(Listening) 和 学习(Learning) 状态(默认30秒),直接进入 转发(Forwarding) 状态,加速网络收敛。
int g1/0/1
stp edage-port
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lldp变动是因为接口up、down
伴随updown产生的就是TC报文,这个报文有是很正常但是一旦增多会触发重新计算,可能对网络震荡有影响业务
确认下这些端口是本身连着终端还是下层设备连着终端,在与终端直连的接口配置边缘端口,因为终端本身上下线是正常现象,这部分TC不要影响上层计算配置边缘端口可以规避,但是如果是硬件设备接口性质导致的,那么你就去排查物理情况
stp edage-port
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